1.打开eclipse，选择Help->Eclipse Marketplace 搜索ANTLR，下载ANTLR 4 IDE2.新建ANTLR 4 Program，File->New目录结构如下：3.ANTLR 的小例子，新建一个ArrayInit.g4文件，其内容如下：grammar ArrayInit;init : '{' value (',' val...

from urllib.request import urlopenimport reimport numpyimport timeimport pymysqlfrom bs4 import BeautifulSoupdef getHtmlContent(url):html = urlopen(url)bsobj = BeautifulSoup(html,"lxm

我的版本1.双击你要自增的主键，弹出Column Properties,找到右下角的identity,选中即可。2.双击表，弹出Table Properties,点击Preview,查看SQL语句。如果Column Properties中没有identity,找到Datebase->Change Current DBMS,将DBMS改为MYSQL。...

spring boot和spring cloud 版本对应parent pom<parent><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-parent</artifactId><version>2.3.3.RELEASE&